ClassID:

151882

F16J15/3404 - CPC Classification

Classification description:

Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal

Sub-classes:
Recent Application in this class:
#1
20260126116
2026-05-07

MECHANICAL SEAL AND COOLING STATE ESTIMATION METHOD

#2
20260063208
2026-03-05

FLOATING SEAL DEVICE

#3
20260063207
2026-03-05

SEAL CARTRIDGE, SEAL CARTRIDGE ASSEMBLY, AND METHOD OF USE

#4
20260029053
2026-01-29

ELECTRICALLY CONDUCTIVE SEALING DEVICE

#5
20250290566
2025-09-18

MECHANICAL SEAL DEVICE

#6
20250271063
2025-08-28

IMPRESSION MATERIAL CARTRIDGE GASKET HAVING AIR VENT HOLE FORMED THEREIN

#7
20250189040
2025-06-12

MECHANICAL SEAL DEVICE

#8
20250189038
2025-06-12

APPARATUS FOR SHIELDING OR SEALING A ROTARY INTERFACE OF A ROTARY ACTUATOR OR OTHER ROTATING DEVICE TO PREVENT INGRESS OF ABRASIVE MEDIA

#9
20250109796
2025-04-03

HARD SEALING RING HAVING AN ANTI-FRICTION SURFACE, ANTI-FRICTION SEALING DEVICE, AND PRODUCTION METHOD

#10
20250043866
2025-02-06

ACTIVE FLUSH REGULATION SYSTEM FOR USE WITH A MECHANICAL SEAL OR A PACKING ASSEMBLY

#11
20250003418
2025-01-02

TANDEM SEAL PUMP

#12
20240337320
2024-10-10

Rotating seal with oil slinger

#13
20240183449
2024-06-06

SHAFT SEALING DEVICE

#14
20240183361
2024-06-06

SEAL FLUSH COOLER ASSEMBLY FOR ROTARY SHAFT EQUIPMENT SEALS

#15
20240082888
2024-03-14

MECHANICAL SEAL ASSEMBLY, AND METHOD FOR CLEANING A MECHANICAL SEAL ASSEMBLY

#16
20230407971
2023-12-21

Ring with recirculating grooves for dry gas seal

#17
20230375089
2023-11-23

Mechanical seal arrangement with improved cooling characteristics

#18
20220381349
2022-12-01

Shaft sealing arrangement

#19
20220381258
2022-12-01

Sealing system

#20
20220307514
2022-09-29

Containment or separation seal

#21
20220235790
2022-07-28

Reduced emission gas seal

#22
20220221060
2022-07-14

Mechanical face seal assembly, in particular for hot media, and pump assembly

#23
20220205541
2022-06-30

Rotary joint

#24
20220128151
2022-04-28

Radial sealing system

#25
20220018354
2022-01-20

Seal structure of drive device

#26
20210348687
2021-11-11

Sleeve for a seal assembly

#27
20210332758
2021-10-28

Fluid delivery system for rotational equipment

#28
20210285550
2021-09-16

Traveling Device for Construction Machine

#29
20210231218
2021-07-29

Sealing device

#30
20210222701
2021-07-22

Porous carbon containment or separation seal

#31
20210207715
2021-07-08

Zero-emission mechanical seal arrangement

#32
20210172530
2021-06-10

Shaft seal assembly

#33
20210172528
2021-06-10

Face seal with welded bellows

#34
20210156395
2021-05-27

Pump housing device for a fluid pump, and a fluid pump

#35
20210095767
2021-04-01

Appliance for making isotropically finished seal ring of seal assembly for machine

#36
20210095683
2021-04-01

Reduced emission gas seal

#37
20210048036
2021-02-18

Tandem seal pump

#38
20200408307
2020-12-31

Mechanism for assembling split seal rings

#39
20200408219
2020-12-31

PUMP AND SEALING SYSTEM

#40
20200400039
2020-12-24

Seal assembly seal land with a gas flow passage

#41
20200386318
2020-12-10

Translating fluid coupling device

#42
20200378501
2020-12-03

Sliding component

#43
20200347937
2020-11-05

Mechanical seal having auxiliary lubricating device

#44
20200332896
2020-10-22

SEAL STRUCTURE AND SEAL TO BE USED IN SAME

#45
20200309146
2020-10-01

Sealing system

#46
20200300365
2020-09-24

Two-piece seat for contacting seal

#47
20200300117
2020-09-24

Seal assembly for a gas turbine engine

#48
20200278030
2020-09-03

Gas-lubricated mechanical seal having improved soiling protection

#49
20200271229
2020-08-27

Method and appliance for making isotropically finished seal ring of seal assembly for machine

#50
20200271013
2020-08-27

Gas turbine engine including seal plate providing increased cooling adjacent contact area

#51
20200263693
2020-08-20

Slurry seal assembly

#52
20200240471
2020-07-30

Oil control for seal plates

#53
20200131936
2020-04-30

Oil-cooled carbon seal

#54
20200116261
2020-04-16

Face seal assembly for machine system having metallic sealing ring with stiffness relief groove to compensate for out-of-plane sealing face

#55
20200095891
2020-03-26

Hybrid wet-dry face seal seat

#56
20200080647
2020-03-12

Shaft seal having a shaft sealing ring

#57
20200063872
2020-02-27

Mechanical seal and a slide ring thereof

#58
20200063585
2020-02-27

Seal face plate cooling

#59
20190376558
2019-12-12

Sliding component

#60
20190360595
2019-11-28

Seal arrangement and seal element with a high-pressure side flushing function

#61
20190293182
2019-09-26

Seal assembly

#62
20190211835
2019-07-11

Reduced emission gas seal

#63
20190203840
2019-07-04

Mechanical seal

#64
20190178105
2019-06-13

Recirculation stall in compressor insert or backplate

#65
20190154156
2019-05-23

Mechanical seal

#66
20190145521
2019-05-16

Double mechanical seal, a stationary slide ring thereof and a pump housing in a centrifugal pump

#67
20190145421
2019-05-16

Shaft-sealing device

#68
20190143563
2019-05-16

Dust stop device for sealed kneader

#69
20190078688
2019-03-14

Contacting dry face seal with tapered carbon nose

#70
20190078569
2019-03-14

Slurry seal assembly

#71
20190049019
2019-02-14

THRUST BEARING AS A SEAL

#72
20190032788
2019-01-31

MECHANICAL SEAL ARRANGEMENT OF A HYDRODYNAMIC RETARDER AND HYDRODYNAMIC RETARDER

#73
20190003481
2019-01-03

Dry gas seal cooling arrangement and method

#74
20180355757
2018-12-13

Sealing configurations with active cooling features

#75
20180347705
2018-12-06

Ring for a floating ring seal

#76
20180320710
2018-11-08

Sealing system, turbomachine with a sealing system and method for cleaning the same

#77
20180291960
2018-10-11

Oil control for seal plates

#78
20180283210
2018-10-04

Seal element with internal lubricant plenum for rotational equipment

#79
20180245600
2018-08-30

Seal gas supply control method, seal gas supply control apparatus, and rotary machine

#80
20180216736
2018-08-02

Mechanical seal support system

#81
20180216735
2018-08-02

High pressure dynamic sealing device

#82
20180209545
2018-07-26

Mechanical end face seal having an induction heated seal face

#83
20180195619
2018-07-12

Rotary leadthrough for a vehicle

#84
20180106379
2018-04-19

Seal assembly

#85
20180106157
2018-04-19

Seal face plate cooling

#86
20180073640
2018-03-15

Shaft seal assembly

#87
20180065410
2018-03-08

WHEEL ASSEMBLY SEAL

#88
20180038487
2018-02-08

Mechanical seal device for use in water environment and sealing ring thereof

#89
20180003301
2018-01-04

Mechanical seal assembly

#90
20180003187
2018-01-04

Mechanical seal for rotating shaft

#91
20170370474
2017-12-28

Radial seal and assembly

#92
20170370471
2017-12-28

Dry running end face mechanical seal

#93
20170314409
2017-11-02

Aspirating face seal assembly and a method of operating the same

#94
20170268679
2017-09-21

Sliding component

#95
20170248235
2017-08-31

Mechanical seal device

#96
20170175900
2017-06-22

Pump sealing device

#97
20170122436
2017-05-04

Sealing arrangement on a pump shaft

#98
20170122358
2017-05-04

Set screw, fixing structure, fixing method and sealing structure

#99
20170082203
2017-03-23

Vented lift off seal assemblies

#100
20170074404
2017-03-16

GRAPHENE-CONTAINING SLIDE RING

#101
20160369896
2016-12-22

Mechanical face seal

#102
20160356383
2016-12-08

Sliding ring seal with conveying sleeve

#103
20160348792
2016-12-01

Internally cooled seal runner and method of cooling seal runner of a gas turbine engine

#104
20160341317
2016-11-24

MECHANICAL SEAL ARRANGEMENT HAVING IMPROVED FLOW BEHAVIOUR FOR A COOLING AND/OR SEALING MEDIUM

#105
20160318338
2016-11-03

Wheel assembly seal

#106
20160312898
2016-10-27

Shaft seal assembly

#107
20160312897
2016-10-27

Abradable seal with thermally conductive microspheres

#108
20160312893
2016-10-27

Method for carrying out emergent shaft sealing for reactor coolant pump and shaft sealing assembly

#109
20160265667
2016-09-15

Seal protection system

#110
20160265666
2016-09-15

3 directional rotary seal for fluid handling machines

#111
20160201803
2016-07-14

Magnetic rotary seal with improved drain back

#112
20160146348
2016-05-26

SHAFT SEAL AND A METHOD OF OPERATING SUCH A SHAFT SEAL

#113
20160131261
2016-05-12

Mechanical seal support system

#114
20160108926
2016-04-21

Cartridge seal for a centrifugal pump

#115
20160090991
2016-03-31

Thrust bearing as a seal

#116
20160084384
2016-03-24

Mechanical seal having a simplified construction

#117
20160061331
2016-03-03

Self-lubricating and draining, contacting face, rotating shaft seal

#118
20160061211
2016-03-03

Mechanical seal lubrication system

#119
20160053896
2016-02-25

Apparatus for excluding particle contaminants from a gas lift off mechanical seal

#120
20160047476
2016-02-18

Hydrodynamic mating ring with integrated groove inlet pressure control

#121
20160040668
2016-02-11

Shaft seal for an open-drive compressor

#122
20160024953
2016-01-28

Fluid flow machine using a gaseous medium for temperature control of a dry gas seal

#123
20160010477
2016-01-14

Cooled seal assembly for arranging between a stator and a rotor

#124
20150377358
2015-12-31

High temperature subsea dynamic seals

#125
20150369368
2015-12-24

SEALING DEVICE

#126
20150361838
2015-12-17

Method and apparatus for rotating sleeve engine hydrodynamic seal

#127
20150330401
2015-11-19

Centrifugal steam compressor and shaft seal system used with same

#128
20150323079
2015-11-12

ESP mechanical seal lubrication

#129
20150323078
2015-11-12

Rotating mechanical seal arrangement with improved gas separation

#130
20150300496
2015-10-22

Shaft seal device, seal member and hydroelectric power generation device

#131
20150252902
2015-09-10

Seal assembly

#132
20150247576
2015-09-03

Support systems for mechanical seals

#133
20150226076
2015-08-13

Seal for a rotary machine

#134
20150198252
2015-07-16

Bearing isolator seal for rotating shaft

#135
20150198172
2015-07-16

DOUBLE MECHANICAL SEAL FOR CENTRIFUGAL PUMP

#136
20150137458
2015-05-21

Stern tube sealing device

#137
20150130138
2015-05-14

Rotary machine aspirating seal assembly and method of assembling the same

#138
20150108721
2015-04-23

Passive shutdown sealing device for a system of shaft seals of a reactor coolant pump set

#139
20140361490
2014-12-11

Pressure resistant static and dynamic seal assembly and method

#140
20140356160
2014-12-04

Mechanical seal

#141
20140353922
2014-12-04

PUMP SEALING DEVICE

#142
20140327211
2014-11-06

Cooled seal

#143
20140325791
2014-11-06

Annular seal cavity throat bushing

#144
20140319776
2014-10-30

Seal ring of a mechanical seal assembly having properties extending the running time, and method for the production thereof

#145
20140232070
2014-08-21

Shaft seal apparatus

#146
20140217676
2014-08-07

Sliding parts

#147
20140197675
2014-07-17

Self-lubricating and Cooling Metal Face Seal

#148
20140178178
2014-06-26

Gas seal assembly for cryogenic liquid turbomachines

#149
20140175747
2014-06-26

Cooled mechanical seal assembly

#150
20140167362
2014-06-19

Sliding parts

#151
20140097573
2014-04-10

Sealing arrangement for a rotating shaft

#152
20140035237
2014-02-06

Sealing structure

#153
20130195649
2013-08-01

Compressor employing a dry gas seal

#154
20130106062
2013-05-02

Rotary machine

#155
20130078079
2013-03-28

Seal plate with cooling passage

#156
20120326394
2012-12-27

Shaft-seal device for high-temperature fluid

#157
20120274029
2012-11-01

Mechanical seal with textured sidewall

#158
20120235358
2012-09-20

Modular seal support system

#159
20120201673
2012-08-09

Mechanical seal

#160
20120187636
2012-07-26

Mechanical seal device

#161
20120134799
2012-05-31

Adjustable mechanical seal

#162
20120107115
2012-05-03

Mechanical seal with improved seal assembly

#163
20120099984
2012-04-26

Mechanical seal

#164
20120098204
2012-04-26

Seal assemblies

#165
20110297448
2011-12-08

Rock bit having a mechanical seal with superior thermal performance

#166
20110254234
2011-10-20

Gland Seals

#167
20110253924
2011-10-20

Sliding part, mechanical seal, faucet valve, and rolling support device each including the sliding part

#168
20110236239
2011-09-29

LIQUID CONTAINING APPARATUS

#169
20110227290
2011-09-22

Flow inducing ring for a mechanical seal

#170
20110198813
2011-08-18

Mechanical seal

#171
20110169225
2011-07-14

MECHANICAL SEAL ASSEMBLY WITH INTEGRATED HEAT TRANSFER UNIT

#172
20110156360
2011-06-30

SEAL DEVICE

#173
20110156358
2011-06-30

Cartridge seal device

#174
20110121518
2011-05-26

SILICON CARBIDE MECHANICAL SEAL

#175
20110094414
2011-04-28

Formulating a sealant fluid using gas to liquid base stocks

#176
20110084454
2011-04-14

Internally pressurized seals

#177
20110049870
2011-03-03

Rotary joint

#178
20100202894
2010-08-12

System and method for re-building a pump

#179
20100123055
2010-05-20

Seal support system

#180
20100117303
2010-05-13

Mechanical seal device

#181
20100111705
2010-05-06

Refrigerant compressor

#182
20100080686
2010-04-01

Multistage high-pressure pump

#183
20100078896
2010-04-01

Face seal break-in compound

#184
20100038861
2010-02-18

Shaft sealing device

#185
20100032907
2010-02-11

Seal assembly

#186
20090302546
2009-12-10

Mechanical seal device

#187
20090230628
2009-09-17

Face seal for gas turbine engine

#188
20090200749
2009-08-13

MECHANICAL SEAL DEVICE

#189
20090184475
2009-07-23

Face seal for gas turbine engine

#190
20090140494
2009-06-04

Flow Inducing Ring For a Mechanical Seal

#191
20090127793
2009-05-21

Upset resistant mechanical seal

#192
20090085300
2009-04-02

Mechanical seal device

#193
20080309013
2008-12-18

Mechanical Seal With a Central Component

#194
20080237995
2008-10-02

Mechanical Seal with Superior Thermal Performance

#195
20080217862
2008-09-11

Arrangement of a shaft with a mechanical face seal mounted thereon

#196
20080217861
2008-09-11

Coaxial Multi-Shaft Assemblies

#197
20080093806
2008-04-24

Mechanical seal device

#198
20080047756
2008-02-28

Hydrostatic mechanical seal with local pressurization of seal interface

#199
20070290449
2007-12-20

Mechanical shaft seal

#200
20070262532
2007-11-15

Mechanical seal

#201
20070132188
2007-06-14

Mechanical seal support systems

#202
20070075501
2007-04-05

Externally mountable spiral adaptor

#203
20060261559
2006-11-23

Mechanical seal

#204
20060213574
2006-09-28

Seal support system with discharging means

#205
20060120900
2006-06-08

Heat conducting seal

#206
20060103073
2006-05-18

Mechanical seal having a single-piece, perforated mating ring

#207
20060082071
2006-04-20

Close coupled mechanical seal

#208
20050248093
2005-11-10

Shaft seal assembly and method

#209
20050189722
2005-09-01

Mechanical seal

#210
20050184464
2005-08-25

Mechanical seal support systems

#211
20050179208
2005-08-18

Shaft sealing arrangement for a pump for delivering hot fluids

#212
20050158166
2005-07-21

Traction drive shaft seal

#213
20050147491
2005-07-07

Pump with seal rinsing feature

#214
20050126325
2005-06-16

Adjustable leak device for a rotating shaft

#215
20050087935
2005-04-28

Externally mountable spiral adaptor

#216
20050082765
2005-04-21

Mechanical seal having a double-tier mating ring

#217
20050047912
2005-03-03

Fluid-cooled mechanical face seal rotor

#218
20050040604
2005-02-24

Bushing arrangement for seal cavity protection in rotating fluid equipment

#219
15700922
2019-01-08

Phonic seal seat